Home / 87,523.67-131,304.95-25,189.31

Finding the Fourth Proportional to 87,523.67, 131,304.95 and 25,189.31

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Solution

The fourth proportional to 87,523.67, 131,304.95 and 25,189.31 is: 37,789.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,523.67 : 131,304.95 = 25,189.31 : x
  2. Step 2: Convert to fraction form
    87,523.67/131,304.95 = 25,189.31/x
  3. Step 3: Cross multiply
    87,523.67x = 131,304.95 × 25,189.31
  4. Step 4: Simplify right side
    87,523.67x = 3,307,481,386.86
  5. Step 5: Solve for x
    x = 3,307,481,386.86/87,523.67
  6. Step 6: Final answer
    x = 37,789.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.